src/third_party/web_platform_tests/conformance-checkers/html/microdata/itemid/port-multiple-letters-novalid.html - cobalt - Git at Google

 <!DOCTYPE html>
 <meta charset=utf-8>
 <title>invalid itemid: port-multiple-letters</title>
 <div itemid="http://f:fifty-two/c" itemtype="http://foo" itemscope></div>
	<!DOCTYPE html>
	<meta charset=utf-8>
	<title>invalid itemid: port-multiple-letters</title>
	<div itemid="http://f:fifty-two/c" itemtype="http://foo" itemscope></div>